Solution : https://service.sap.com/sap/support/notes/558636 (SAP Service marketplace login required)
Key words :
/sapapo/posmapn table, obsolete entries belonging, /3 object type 'b', report /sapapo/sdorder_del, start transaction se38, program /sapapo/sdorder_del, select dictionary reference, delete obsolete deliveries, source code, selection text
Related Notes :
| 553476 | Composite SAP note: Report /sapapo/sdorder_del |